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经营范围
发明名称
Soupape de sûreté
摘要
申请公布号
FR760852(A)
申请公布日期
1934.03.05
申请号
FRD760852
申请日期
1933.09.14
申请人
R. NUSSBAUM & CO
发明人
分类号
F22B37/44
主分类号
F22B37/44
代理机构
代理人
主权项
地址
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